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Dallas, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-373 4   793K TWC IP ENABLED SERVICES, LLC 552   2015-01-21   
972-373 5 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-373 6 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-373 7 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-373 8 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-373 9 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-376 A DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-380 A DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 A DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 0 DLLTTXID1MD  5562 METROPCS, INC. 552   2019-07-18   
972-381 1 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 2 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 3 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 4 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 5 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 6 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 7 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 8 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-381 9 DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-383 A DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 0 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 1 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 2 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 3 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 4 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 5 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 6 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 7 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 8 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-383 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-03-07   
972-385 A DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-386 A DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-387 A DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-388 A DLLSTXFBRS2  9533 SOUTHWESTERN BELL 552      
972-388 0 DLLSTXFBRS2  9533 SOUTHWESTERN BELL 552      
972-388 1 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2007-11-02   
972-388 2 DLLSTXFBRS2  9533 SOUTHWESTERN BELL 552      
972-388 3 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-06-11   
972-388 4 DLLTTXID1MD  5562 METROPCS, INC. 552   2011-03-24   
972-388 5 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2007-12-17   
972-388 6 DLLTTXID1MD  5562 METROPCS, INC. 552   2011-03-24   
972-388 7 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2008-02-14   
972-388 8 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2004-11-05   
972-388 9 DLLSTXFBRS2  9533 SOUTHWESTERN BELL 552      
972-391 A DLLSTXEMDS0  9533 SOUTHWESTERN BELL 552      
972-391 0 DLLSTXEMDS0  9533 SOUTHWESTERN BELL 552      
972-391 1 DLLSTXEMDS0  9533 SOUTHWESTERN BELL 552      
972-391 2 DLLSTXEMDS0  9533 SOUTHWESTERN BELL 552      
972-391 3 DLLTTXID1MD  5562 METROPCS, INC. 552   2011-03-24   
972-391 4 DLLSTXEMDS0  9533 SOUTHWESTERN BELL 552      
972-391 5 DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-391 6 DLLSTXEMDS0  9533 SOUTHWESTERN BELL 552      
972-391 7 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-06-17   
972-391 8 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2005-01-15   
972-391 9 DLLTTXID1MD  5562 METROPCS, INC. 552   2011-03-24   
972-392 A DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-401 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 0 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 1 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 2 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 3 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 4 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 5 DLLSTX97KMD  156J RCLEC, INC. 552   2016-01-04   
972-402 6 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-02-15   
972-402 7 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 8 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-402 9 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-404 A DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 0 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 1 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 2 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 3 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 4 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 5 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 6 DLLTTXID1MD  5562 METROPCS, INC. 552   2011-03-24   
972-404 7 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 8 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-404 9 DLLSTXADDS0  9533 SOUTHWESTERN BELL 552      
972-405 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-406 A DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-407 A DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-409 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-419 A DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      
972-421 A DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 0 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 1 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 2 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 3 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 4 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 5 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 6 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 7 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-06-17   
972-421 9 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-432 A DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-432 0 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-432 1 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-432 2 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-432 3 DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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